import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'
import router from '../router'
// create an axios instance
console.log(process.env.NODE_ENV === 'development')
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API + (process.env.NODE_ENV == 'development'?'/api':'/chat-api'), // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 50000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent
    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['token'] = `${getToken()}`
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data
    const refreshedToken = response.headers['refreshed-token']
    if (refreshedToken) {
      store.dispatch('user/setRefreshedToken', refreshedToken)
    }
    // if the custom code is not 20000, it is judged as an error.
    // [200,'000000'].indexOf(res.code)<0
    if ([200, '000000'].indexOf(res.code) < 0) {
      Message({
        message: res.data || 'Error',
        type: 'error',
        duration: 5 * 1000
      });

      // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
      // if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
      //   // to re-login
      //   MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
      //     confirmButtonText: 'Re-Login',
      //     cancelButtonText: 'Cancel',
      //     type: 'warning'
      //   }).then(() => {
      //     store.dispatch('user/resetToken').then(() => {
      //       location.reload()
      //     })
      //   })
      // }
      // if(res.code === '999999'){
      //   var route = location.hash.replace('#', '')
      //   router.push(`/login?redirect=${route}`)
      // }
      return Promise.reject(new Error(res.data || 'Error'));
    } else {
      return res;
    }
  },
  error => {
    if (error.response.status === 401 || error.response.status === 409) {
      setTimeout(() => {
        var route = location.hash.replace('#', '')
        store.dispatch('user/logout')
        router.push(`/login?redirect=${route}`)
      }, 5000)
    }
    Message({
      message: error,
      type: 'error',
      duration: 3 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
